1-4. 곱셈
1 15 x 3 =
2 18 x 1 =
3 11 x 4 =
4 15 x 8 =
5 15 x 5 =
6 15 x 6 =
7 14 x 6 =
8 18 x 3 =
9 12 x 6 =
10 18 x 4 =
0%